Physical Chemistry Solutions Nonideal solutions If B-B, C-C and B-C interactions are all different B at T.C at T △U≠0 IB-B C-C △≠0 △mH≠0 The molecules of one B+C B-BC-C, type cluster together atT. p B-C △S≈0 Reorganization of the molecules: orderly mixture Separation is spontaneous △G>0 mIX Liquids become immiscible or partially miscible3 Nonideal Solutions Solutions B at T, P C at T, P B + C at T, P B-B, C-C B-B, C-C, B-C Physical Chemistry If B-B, C-C and B-C interactions are all different The molecules of one type cluster together Reorganization of the molecules: orderly mixture mixH  0 mixS  0 mixG  0 mixU  0 mixV  0 Separation is spontaneous Liquids become immiscible or partially miscible